9738380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5471}}^1$

素因数の和:5569

約数の個数: 24

約数和(自身を含む): 20684160

約数和(自身を除く): 10945780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 5471, 10942, 21884, 27355, 54710, 109420, 486919, 973838, 1947676, 2434595, 4869190, 9738380]

約数ペア:

[(1, 9738380), (2, 4869190), (4, 2434595), (5, 1947676), (10, 973838), (20, 486919), (89, 109420), (178, 54710), (356, 27355), (445, 21884), (890, 10942), (1780, 5471)]